1/* 2 * Copyright (c) 2013, 2018-2019 ARM Limited 3 * All rights reserved 4 * 5 * The license below extends only to copyright in the software and shall 6 * not be construed as granting a license to any other intellectual 7 * property including but not limited to intellectual property relating 8 * to a hardware implementation of the functionality of the software --- 41 unchanged lines hidden (view full) --- 50 51 virtual bool isValid(pte_t pte, unsigned level) const = 0; 52 virtual bool isLeaf(pte_t pte, unsigned level) const = 0; 53 virtual bool isWritable(pte_t pte, unsigned level, bool stage2) const = 0; 54 virtual Addr nextLevelPointer(pte_t pte, unsigned level) const = 0; 55 virtual Addr index(Addr va, unsigned level) const = 0; 56 virtual Addr pageMask(pte_t pte, unsigned level) const = 0; 57 virtual Addr walkMask(unsigned level) const = 0; |
58 virtual unsigned firstLevel(uint8_t tsz) const = 0; |
59 virtual unsigned lastLevel() const = 0; 60}; 61 62struct V7LPageTableOps : public PageTableOps 63{ 64 bool isValid(pte_t pte, unsigned level) const override; 65 bool isLeaf(pte_t pte, unsigned level) const override; 66 bool isWritable(pte_t pte, unsigned level, bool stage2) const override; 67 Addr nextLevelPointer(pte_t pte, unsigned level) const override; 68 Addr index(Addr va, unsigned level) const override; 69 Addr pageMask(pte_t pte, unsigned level) const override; 70 Addr walkMask(unsigned level) const override; |
71 unsigned firstLevel(uint8_t tsz) const override; |
72 unsigned lastLevel() const override; 73}; 74 75struct V8PageTableOps4k : public PageTableOps 76{ 77 bool isValid(pte_t pte, unsigned level) const override; 78 bool isLeaf(pte_t pte, unsigned level) const override; 79 bool isWritable(pte_t pte, unsigned level, bool stage2) const override; 80 Addr nextLevelPointer(pte_t pte, unsigned level) const override; 81 Addr index(Addr va, unsigned level) const override; 82 Addr pageMask(pte_t pte, unsigned level) const override; 83 Addr walkMask(unsigned level) const override; |
84 unsigned firstLevel(uint8_t tsz) const override; |
85 unsigned lastLevel() const override; 86}; 87 88struct V8PageTableOps16k : public PageTableOps 89{ 90 bool isValid(pte_t pte, unsigned level) const override; 91 bool isLeaf(pte_t pte, unsigned level) const override; 92 bool isWritable(pte_t pte, unsigned level, bool stage2) const override; 93 Addr nextLevelPointer(pte_t pte, unsigned level) const override; 94 Addr index(Addr va, unsigned level) const override; 95 Addr pageMask(pte_t pte, unsigned level) const override; 96 Addr walkMask(unsigned level) const override; |
97 unsigned firstLevel(uint8_t tsz) const override; |
98 unsigned lastLevel() const override; 99}; 100 101struct V8PageTableOps64k : public PageTableOps 102{ 103 bool isValid(pte_t pte, unsigned level) const override; 104 bool isLeaf(pte_t pte, unsigned level) const override; 105 bool isWritable(pte_t pte, unsigned level, bool stage2) const override; 106 Addr nextLevelPointer(pte_t pte, unsigned level) const override; 107 Addr index(Addr va, unsigned level) const override; 108 Addr pageMask(pte_t pte, unsigned level) const override; 109 Addr walkMask(unsigned level) const override; |
110 unsigned firstLevel(uint8_t tsz) const override; |
111 unsigned lastLevel() const override; 112}; 113 114#endif /* __DEV_ARM_SMMU_V3_PTOPS_HH__ */ |